People add even more when they experience information overload, those experiments showed. On an intuitive level, people recognize that subtraction comes less naturally than addition, the authors say.

Ellis showed a subtraction problem, performed both using the traditional regrouping, or borrow-and-carry, algorithm and using an example from the common core. Here’s a screenshot of the two methods.

There is no such thing as addition by subtraction. Terrell Owens brought more to the Cowboys than his egotistic way of handling the game could ever take away. This is nothing more than a case of ...

There are different words you can use for subtraction. You could say '7 take away 3 is 4', '7 subtract 3 equals 4' or '7 minus 3 equals 4'. You could also say 'the difference between 7 and 4 is 3'.